Portable foot spa



FIG. 1 is a front, top, left perspective view of a portable foot spa,showing my new design;

FIG. 2 is a rear, top, left perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is a front view thereof; and,

FIG. 9 is another front, top, left perspective view, shown inenvironmental use.

The broken line portions of FIGS. 1-8 are included to show unclaimedsubject matter only and form no part of the claimed design.

CLAIM The ornamental design for a portable foot spa, as shown anddescribed.